>> google, linkedin, youtube, pay pal, yahoo!, zappos. >> and you, very rich. >> i think we've always been afraid of going out of business. >> rose: really. >> fear an competitive drive, really. only ot paranoid survive. >> someone famous said that. but there's a lot of truth to that. because when we become a business partner of a young company, and it doesn't always work out like this, but we go into it with the hopes that this company can endure for-- we can, it can be built and then it can be one of these rare enduring companies. now obviously the majority of companies don't attain that. but that's given us the opportunity to think very hard about what it is that causes some companies to prosper for a very long time. and others to have their moment in the sun and then fade away. and what happens to a company can happen to a firm like sequoia capital as well. so we've worked very, very hard to think about what does it take to excel in every decade of the business that we've been in. because it's hard to have a fellow called don